<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>演示vue3</title>
  <script src="../vue-3.0.11.js"></script>
</head>
<body>
  <div id="app">
    {{message}}
  </div>
  <script>
    const {createApp} = Vue
    const message = 'hello'
    const app = {
      setup() {
        return{
          message
        }
      }
    }

    createApp(app).mount('#app')
  </script>
</body>
</html>